https://cris.unu.edu/sites/cris.unu.edu/files/webform/30-ways-to-reach-volaris-airlines-support-by-email-phone-live-chat-via-call-email-or-chat.pdf
https://cris.unu.edu/sites/cris.unu.edu/files/webform/thirty-3-ways-to-reach-a-human-at-alaska-airlines-via-email-call-or-chat.pdf
https://cris.unu.edu/sites/cris.unu.edu/files/webform/20-ways-to-reach-alaska-airlines-customer-care-and-speak-to-a-live-agent-via-phone-chat-or-email.pdf
https://cris.unu.edu/sites/cris.unu.edu/files/webform/twenty-six-ways-to-call-and-talk-to-a-human-at-jetblue-airlines-customer-help-center.pdf
https://amtrakoig.gov/sites/default/files/webform/foia_form/_sid_/seven-teen-top-ways-to-reach-quickbooks-desktop-support-get-in-touch-with-a-live-operator.pdf
https://www.wikitree.com/index.php?title=Space:15_Ways_To_Contact_To_Live_Agent_At_American_Airlines%E2%84%A2%EF%B8%8F_Airlines_USA%E2%84%A2:_A_Step-by-Step_Guide&action=edit